<?php

/**
 * Zend Framework
 *
 * LICENSE
 *
 * This source file is subject to the new BSD license that is bundled
 * with this package in the file LICENSE.txt.
 * It is also available through the world-wide-web at this URL:
 * http://framework.zend.com/license/new-bsd
 * If you did not receive a copy of the license and are unable to
 * obtain it through the world-wide-web, please send an email
 * to license@zend.com so we can send you a copy immediately.
 *
 * @category   Zend
 * @package    Zend_Gdata
 * @subpackage YouTube
 * @copyright  Copyright (c) 2005-2009 Zend Technologies USA Inc. (http://www.zend.com)
 * @license    http://framework.zend.com/license/new-bsd     New BSD License
 * @version    $Id: MediaContent.php 16971 2009-07-22 18:05:45Z mikaelkael $
 */

/**
 * @see Zend_Gdata_Media_Extension_MediaContent
 */
require_once 'Zend/Gdata/Media/Extension/MediaContent.php';

/**
 * Represents the media:content element of Media RSS.
 * Represents media objects.  Multiple media objects representing
 * the same content can be represented using a
 * media:group (Zend_Gdata_Media_Extension_MediaGroup) element.
 *
 * @category   Zend
 * @package    Zend_Gdata
 * @subpackage YouTube
 * @copyright  Copyright (c) 2005-2009 Zend Technologies USA Inc. (http://www.zend.com)
 * @license    http://framework.zend.com/license/new-bsd     New BSD License
 */
class Zend_Gdata_YouTube_Extension_MediaContent extends Zend_Gdata_Media_Extension_MediaContent
{
	protected $_rootElement = 'content';
	protected $_rootNamespace = 'media';

	/*
	 * Format of the video
	 * Optional.
	 *
	 * @var int
	 */
	protected $_format = null;


	function __construct() {
		$this->registerAllNamespaces(Zend_Gdata_YouTube::$namespaces);
		parent::__construct();
	}

	/**
	 * Retrieves a DOMElement which corresponds to this element and all
	 * child properties.  This is used to build an entry back into a DOM
	 * and eventually XML text for sending to the server upon updates, or
	 * for application storage/persistence.
	 *
	 * @param DOMDocument $doc The DOMDocument used to construct DOMElements
	 * @return DOMElement The DOMElement representing this element and all
	 * child properties.
	 */
	public function getDOM($doc = null, $majorVersion = 1, $minorVersion = null)
	{
		$element = parent::getDOM($doc, $majorVersion, $minorVersion);
		if ($this->_format!= null) {
			$element->setAttributeNS($this->lookupNamespace('yt'), 'yt:format', $this->_format);
		}
		return $element;
	}

	/**
	 * Given a DOMNode representing an attribute, tries to map the data into
	 * instance members.  If no mapping is defined, the name and value are
	 * stored in an array.
	 *
	 * @param DOMNode $attribute The DOMNode attribute needed to be handled
	 */
	protected function takeAttributeFromDOM($attribute)
	{
		$absoluteAttrName = $attribute->namespaceURI . ':' . $attribute->localName;
		if ($absoluteAttrName == $this->lookupNamespace('yt') . ':' . 'format') {
			$this->_format = $attribute->nodeValue;
		} else {
			parent::takeAttributeFromDOM($attribute);
		}
	}

	/**
	 * Returns the format of the media
	 * Optional.
	 *
	 * @return int  The format of the media
	 */
	public function getFormat()
	{
		return $this->_format;
	}

	/**
	 * Sets the format of the media
	 *
	 * @param int $value    Format of the media
	 * @return Zend_Gdata_YouTube_Extension_MediaContent  Provides a fluent interface
	 *
	 */
	public function setFormat($value)
	{
		$this->_format = $value;
		return $this;
	}

}
